[svlug] Recommendations for whitelist spam filtering

Jeremy Zawodny Jeremy at Zawodny.com
Mon Jul 18 17:14:00 PDT 2005


William R Ward wrote:
> I use SpamAssassin and although I get a certain amount of false
> negatives I'm content with it.  My wife on the other hand is not.  I
> need to provide her with a spam filter that will block all spam.  The
> only way I know to do this is with a whitelist based filter, so that
> the first time someone sends her mail it requires them to jump through
> some kind of hoop before they can get through.

I've found greylisting (with postgrey + postfix) to be a VERY good first 
line of defense.

Jeremy




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